Proctor, Charles M., John C. Garcia, David V. Galvin, Gary B. Lewis, Lincoln C. Loehr, Alison M. Massa, and Ryckman Edgerly Tomlinson & Associates Inc. An ecological characterization of the Pacific Northwest coastal region. Volume 4: characterization atlas - watershed unit descriptions In
FWS/OBS-, Edited by
Charles M. Proctor,
United States. National Coastal Ecosystems Team,
Ryckman Edgerley Tomlinson and Associates and
United States. Interagency Energy-Environment Research and Development Program. Washington, D.C.: United States Fish and Wildlife Service, Biological Services Program, 1980.